Normal weight for 11 year olds

The average weight for 11 year old boys is 79.5 lbs and 11 year old girls average 82.4 lbs1 The tables below show the distribution of weight by percentile of the 11 year year old population.

Current units = pounds. View this page in kilograms.

11 year old girls under 61 lbs or over 110 lbs and 11 year old boys who weigh less than 61 lbs or more than 105 lbs may want to consult a doctor. The American Academy of Pediatrics recommends that children who's weight is outside the 5th or 85th percentiles seek professional advice to determine if further evaluation is needed2.

Body weight percentile chart for 11 year old boys
Percentile Weight
3rd 58.6 lbs
5th 60.6 lbs
10th 64 lbs
25th 70.5 lbs
50th 79.5 lbs
75th 91.2 lbs
90th 105.2 lbs
95th 115.9 lbs
97th 124 lbs
Body weight percentile chart for 11 year old girls
Percentile Weight
3rd 59.1 lbs
5th 61.4 lbs
10th 65.1 lbs
25th 72.4 lbs
50th 82.4 lbs
75th 95.2 lbs
90th 110.1 lbs
95th 121.2 lbs
97th 129.5 lbs

Source Citations
  1. Robert J. Kuczmarski Dr.P.H. et al., Centers for Disease Control and Prevention, U.S. Department of Health & Human Services 2000 CDC Growth Charts for the United States: Methods and Development
  2. American Academy of Pediatrics Is Your Child Overweight?

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